Contenu | Rechercher | Menus

Annonce

Si vous avez des soucis pour rester connecté, déconnectez-vous puis reconnectez-vous depuis ce lien en cochant la case
Me connecter automatiquement lors de mes prochaines visites.

À propos de l'équipe du forum.

#1 Le 22/11/2020, à 22:25

Pom_Pom_Seb

Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Bonjour à tous,

Après avoir essayer de dépatouiller mon problème de WiFi, je me remets à vous pour me donner de bon conseils.
Il s'agit d'une installation fraîche de Kubuntu 20.04.1 LTS sur un Dell Precision M4700 (même phénomène et symptôme avec une installation de Neon 5.20 sur le même ordinateur).
Avant, cet ordinateur avait Ubuntu-mate 16.04.x LTS sans aucun problème de WiFi.

Le WiFi est instable et semble passer en mode inactif, pour le rendre actif, j'ouvre l'indicateur réseau et survol le nom de mon WiFi ou le laisse l'indicateur épinglé avec la visualisation du débit.
J'ai essayé avec les drivers propriétaire du module WiFi BCM4313 (que j'utilisais avec cet ordinateur sous Ubuntu-mate 16.04 LTS et qui fonctionnait parfaitement) :

sudo apt-get install bcmwl-kernel-source

Mais c'est pire plus de connexion automatique et débit inexistant après connexion, j'ai repurgé le driver avec :

sudo apt-get remove --purge bcmwl-kernel-source

Informations système

Système d'exploitation : Kubuntu 20.04
Version de KDE Plasma : 5.18.5
Version de KDE Frameworks : 5.68.0
Version de Qt : 5.12.8
Version de noyau : 5.4.0-54-generic
Type de système d'exploitation : 64-bit
Processeurs : 8 × Intel® Core™ i7-3740QM CPU @ 2.70GHz
Mémoire : 15,5 Gio de mémoire vive

Retour de la commande annonymisée (mon WiFi principale est MonWifi_CA):

wget -N -t 5 -T 10 https://framagit.org/cracolinux/wificheck/raw/master/wificheck && chmod +x wificheck && ./wificheck
>>    lsb_release -a

Distributor ID:	Ubuntu
Description:	Ubuntu 20.04.1 LTS
Release:	20.04
Codename:	focal

>>    lsusb 

Bus 002 Device 004: ID 0a5c:5801 Broadcom Corp. BCM5880 Secure Applications Processor with fingerprint swipe sensor
Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 003: ID 0c45:648b Microdia Integrated Webcam
Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

>>    lspci -k -nn | grep -A 3 -i net 

00:19.0 Ethernet controller [0200]: Intel Corporation 82579LM Gigabit Network Connection (Lewisville) [8086:1502] (rev 04)
	DeviceName:  Onboard LAN
	Subsystem: Dell 82579LM Gigabit Network Connection (Lewisville) [1028:053e]
	Kernel driver in use: e1000e
	Kernel modules: e1000e
00:1a.0 USB controller [0c03]: Intel Corporation 7 Series/C216 Chipset Family USB Enhanced Host Controller #2 [8086:1e2d] (rev 04)
--
03:00.0 Network controller [0280]: Broadcom Inc. and subsidiaries BCM4313 802.11bgn Wireless Network Adapter [14e4:4727] (rev 01)
	Subsystem: Dell BCM4313 802.11bgn Wireless Network Adapter [1028:0015]
	Kernel driver in use: bcma-pci-bridge
	Kernel modules: bcma
0c:00.0 FireWire (IEEE 1394) [0c00]: O2 Micro, Inc. 1394 OHCI Compliant Host Controller [1217:13f7] (rev 05)

>>    sudo lshw -C network 

  *-network
       description: Ethernet interface
       product: 82579LM Gigabit Network Connection (Lewisville)
       vendor: Intel Corporation
       physical id: 19
       bus info: pci@0000:00:19.0
       logical name: eno1
       version: 04
       serial: e0:db:55:e1:ad:6f
       size: 1Gbit/s
       capacity: 1Gbit/s
       width: 32 bits
       clock: 33MHz
       capabilities: pm msi bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=e1000e driverversion=3.2.6-k duplex=full firmware=0.13-3 ip=192.168.0.118 latency=0 link=yes multicast=yes port=twisted pair speed=1Gbit/s
       resources: irq:37 memory:f7e00000-f7e1ffff memory:f7e39000-f7e39fff ioport:f080(size=32)
  *-network
       description: Wireless interface
       product: BCM4313 802.11bgn Wireless Network Adapter
       vendor: Broadcom Inc. and subsidiaries
       physical id: 0
       bus info: pci@0000:03:00.0
       logical name: wlp3s0b1
       version: 01
       serial: a4:17:31:7b:5b:02
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=brcmsmac driverversion=5.4.0-54-generic firmware=610.812 ip=192.168.0.110 latency=0 link=yes multicast=yes wireless=IEEE 802.11
       resources: irq:17 memory:f7d00000-f7d03fff

>>    lsmod | sort 

aesni_intel           372736  4
ahci                   40960  2
autofs4                45056  2
b43                   417792  0
bcma                   65536  3 b43,brcmsmac
brcmsmac              573440  0
brcmutil               16384  1 brcmsmac
ccm                    20480  6
cfg80211              704512  3 b43,mac80211,brcmsmac
cordic                 16384  2 b43,brcmsmac
coretemp               20480  0
cqhci                  28672  1 sdhci_pci
crc32_pclmul           16384  0
crc_itu_t              16384  1 firewire_core
crct10dif_pclmul       16384  1
cryptd                 24576  2 crypto_simd,ghash_clmulni_intel
crypto_simd            16384  1 aesni_intel
dcdbas                 20480  1 dell_smbios
dell_laptop            24576  0
dell_rbtn              20480  1
dell_smbios            28672  2 dell_wmi,dell_laptop
dell_smm_hwmon         20480  0
dell_smo8800           20480  0
dell_wmi               20480  0
dell_wmi_descriptor    20480  2 dell_wmi,dell_smbios
drm                   491520  7 drm_kms_helper,nvidia_drm,i915
drm_kms_helper        184320  2 nvidia_drm,i915
e1000e                258048  0
fb_sys_fops            16384  1 drm_kms_helper
firewire_core          65536  1 firewire_ohci
firewire_ohci          40960  0
ghash_clmulni_intel    16384  0
glue_helper            16384  1 aesni_intel
hid                   131072  2 usbhid,hid_generic
hid_generic            16384  0
i2c_algo_bit           16384  1 i915
i2c_i801               32768  0
i915                 1986560  4
input_leds             16384  0
intel_cstate           20480  0
intel_powerclamp       20480  0
intel_rapl_common      24576  1 intel_rapl_msr
intel_rapl_msr         20480  0
ipmi_devintf           20480  0
ipmi_msghandler       106496  2 ipmi_devintf,nvidia
ip_tables              32768  0
joydev                 24576  0
kvm                   663552  1 kvm_intel
kvm_intel             282624  0
ledtrig_audio          16384  2 snd_hda_codec_generic,dell_laptop
libahci                32768  1 ahci
libarc4                16384  1 mac80211
lp                     20480  0
lpc_ich                24576  0
mac80211              843776  2 b43,brcmsmac
mac_hid                16384  0
mc                     53248  4 videodev,videobuf2_v4l2,uvcvideo,videobuf2_common
mei                   106496  3 mei_hdcp,mei_me
mei_hdcp               24576  0
mei_me                 40960  1
Module                  Size  Used by
nls_iso8859_1          16384  1
nvidia              15798272  1040 nvidia_uvm,nvidia_modeset
nvidia_drm             45056  2
nvidia_modeset       1056768  22 nvidia_drm
nvidia_uvm            790528  0
parport                53248  3 parport_pc,lp,ppdev
parport_pc             40960  0
ppdev                  24576  0
psmouse               155648  0
rapl                   20480  0
sch_fq_codel           20480  6
sdhci                  65536  1 sdhci_pci
sdhci_pci              53248  0
serio_raw              20480  0
snd                    90112  19 snd_hda_codec_generic,snd_seq,snd_seq_device,snd_hda_codec_hdmi,snd_hwdep,snd_hda_intel,snd_hda_codec,snd_timer,snd_pcm,snd_hda_codec_idt,snd_rawmidi
snd_hda_codec         135168  4 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec_idt
snd_hda_codec_generic    81920  1 snd_hda_codec_idt
snd_hda_codec_hdmi     61440  1
snd_hda_codec_idt      61440  1
snd_hda_core           90112  5 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_codec_idt
snd_hda_intel          53248  4
snd_hwdep              20480  1 snd_hda_codec
snd_intel_dspcfg       24576  1 snd_hda_intel
snd_pcm               106496  4 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_core
snd_rawmidi            36864  1 snd_seq_midi
snd_seq                69632  2 snd_seq_midi,snd_seq_midi_event
snd_seq_device         16384  3 snd_seq,snd_seq_midi,snd_rawmidi
snd_seq_midi           20480  0
snd_seq_midi_event     16384  1 snd_seq_midi
snd_timer              36864  2 snd_seq,snd_pcm
soundcore              16384  1 snd
sparse_keymap          16384  1 dell_wmi
ssb                    73728  1 b43
syscopyarea            16384  1 drm_kms_helper
sysfillrect            16384  1 drm_kms_helper
sysimgblt              16384  1 drm_kms_helper
usbhid                 57344  0
uvcvideo               98304  0
video                  49152  3 dell_wmi,dell_laptop,i915
videobuf2_common       49152  2 videobuf2_v4l2,uvcvideo
videobuf2_memops       20480  1 videobuf2_vmalloc
videobuf2_v4l2         24576  1 uvcvideo
videobuf2_vmalloc      20480  1 uvcvideo
videodev              225280  3 videobuf2_v4l2,uvcvideo,videobuf2_common
wmi                    32768  4 dell_wmi,wmi_bmof,dell_smbios,dell_wmi_descriptor
wmi_bmof               16384  0
x86_pkg_temp_thermal    20480  0
x_tables               40960  1 ip_tables
>>    iwconfig 

wlp3s0b1  IEEE 802.11  ESSID:"MonWifi_CA"  
          Mode:Managed  Frequency:2.412 GHz  Access Point: 84:0B:7C:2D:AB:CD   
          Bit Rate=52 Mb/s   Tx-Power=19 dBm   
          Retry short limit:7   RTS thr:off   Fragment thr:off
          Power Management:off
          Link Quality=69/70  Signal level=-41 dBm  
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:1  Invalid misc:51   Missed beacon:0


>>    ip a 

1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: eno1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
    link/ether e0:db:55:e1:ad:6f brd ff:ff:ff:ff:ff:ff
    inet 192.168.0.118/24 brd 192.168.0.255 scope global dynamic noprefixroute eno1
       valid_lft 604759sec preferred_lft 604759sec
    inet6 fd00:840b:7c2d:3d72:c98:7242:450b:f28e/64 scope global temporary dynamic 
       valid_lft 535389sec preferred_lft 86274sec
    inet6 fd00:840b:7c2d:3d72:97ce:fae6:73dc:e51c/64 scope global dynamic mngtmpaddr noprefixroute 
       valid_lft 535389sec preferred_lft 401532sec
    inet6 fe80::5329:5f51:f089:9c58/64 scope link noprefixroute 
       valid_lft forever preferred_lft forever
3: wlp3s0b1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
    link/ether a4:17:31:7b:5b:02 brd ff:ff:ff:ff:ff:ff
    inet 192.168.0.110/24 brd 192.168.0.255 scope global dynamic noprefixroute wlp3s0b1
       valid_lft 604757sec preferred_lft 604757sec
    inet6 fd00:840b:7c2d:3d72:fc0d:2198:cf4f:817/64 scope global temporary dynamic 
       valid_lft 535390sec preferred_lft 85819sec
    inet6 fd00:840b:7c2d:3d72:6087:5865:1e69:71fa/64 scope global dynamic mngtmpaddr noprefixroute 
       valid_lft 535390sec preferred_lft 401533sec
    inet6 fe80::e79:4e86:dfda:ff7b/64 scope link noprefixroute 
       valid_lft forever preferred_lft forever

>>    sudo iwlist scan 

wlp3s0b1  Scan completed :
          Cell 01 - Address: 84:0B:7C:2D:AB:CD
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=69/70  Signal level=-41 dBm  
                    Encryption key:on
                    ESSID:""
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
                              9 Mb/s; 12 Mb/s; 18 Mb/s
                    Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=0000016da5735180
                    Extra: Last beacon: 168ms ago
                    IE: Unknown: 0000
                    IE: Unknown: 010882848B960C121824
                    IE: Unknown: 030101
                    IE: Unknown: 050400010002
                    IE: Unknown: 0706555320010B1E
                    IE: Unknown: 2A0102
                    IE: Unknown: 32043048606C
                    IE: Unknown: 460573D000000C
                    IE: Unknown: 2D1AAD011BFFFFFF00000000000000000001000000000406E6470D00
                    IE: Unknown: 3D1601000500000000000000000000000000000000000000
                    IE: Unknown: 4A0E14000A002C01C800140005001900
                    IE: Unknown: 7F0805000F0200000040
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
                    IE: Unknown: DD0900037F01010000FF7F
                    IE: Unknown: DD088CFDF00101020100
                    IE: Unknown: DD168CFDF004000049000003020972018C16000030000000
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
          Cell 02 - Address: 84:0B:7C:2D:AB:CD
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=70/70  Signal level=-11 dBm  
                    Encryption key:on
                    ESSID:"MonWifi_CA"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
                              9 Mb/s; 12 Mb/s; 18 Mb/s
                    Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=0000016da2a4b3f9
                    Extra: Last beacon: 46636ms ago
                    IE: Unknown: 000A436F72615365625F4341
                    IE: Unknown: 010882848B960C121824
                    IE: Unknown: 030101
                    IE: Unknown: 0706555320010B1E
                    IE: Unknown: 2A0102
                    IE: Unknown: 32043048606C
                    IE: Unknown: 460573D000000C
                    IE: Unknown: 2D1AAD011BFFFFFF00000000000000000001000000000406E6470D00
                    IE: Unknown: 3D1601000500000000000000000000000000000000000000
                    IE: Unknown: 4A0E14000A002C01C800140005001900
                    IE: Unknown: 7F0805000F0200000040
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
                    IE: Unknown: DD0900037F01010000FF7F
                    IE: Unknown: DD168CFDF004000049000003020972018C16000030000000
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD088CFDF00101020100
          Cell 03 - Address: B8:EC:A3:30:FA:60
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=35/70  Signal level=-75 dBm  
                    Encryption key:on
                    ESSID:"VIDEOTRON0698"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
                              9 Mb/s; 12 Mb/s; 18 Mb/s
                    Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=00000000e8c38180
                    Extra: Last beacon: 96ms ago
                    IE: Unknown: 000D564944454F54524F4E30363938
                    IE: Unknown: 010882848B960C121824
                    IE: Unknown: 030101
                    IE: Unknown: 050400010000
                    IE: Unknown: 0706555320010B1E
                    IE: Unknown: 2A0100
                    IE: Unknown: 32043048606C
                    IE: Unknown: 2D1AAD411BFFFFFF00000000000000000001000000000406E6470D00
                    IE: Unknown: 3D1601080400000000000000000000000000000000000000
                    IE: Unknown: 4A0E14000A002C01C800140005001900
                    IE: Unknown: 7F0801000F0000000040
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
                    IE: Unknown: DD0900037F01010000FF7F
                    IE: Unknown: DD1D0050F204104A0001101044000102103C0001031049000600372A000120
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
          Cell 04 - Address: 48:BA:4E:30:48:98
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=40/70  Signal level=-70 dBm  
                    Encryption key:on
                    ESSID:"DIRECT-97-HP OfficeJet Pro 6970"
                    Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 18 Mb/s; 24 Mb/s
                              36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=000001135d898baf
                    Extra: Last beacon: 4ms ago
                    IE: Unknown: 001F4449524543542D39372D4850204F66666963654A65742050726F2036393730
                    IE: Unknown: 01088C129824B048606C
                    IE: Unknown: 030101
                    IE: Unknown: 200100
                    IE: Unknown: 23021400
                    IE: Unknown: 2A0100
                    IE: Unknown: 2F0100
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: 2D1A20001AFF00000000000000000000000000000000000000000000
                    IE: Unknown: 3D1601081100000000000000000000000000000000000000
                    IE: Unknown: DD090010180200000C0000
                    IE: Unknown: DD180050F202010188000364000027A4000041435E0061322F00
                    IE: Unknown: DDA00050F204104A000110104400010210570001011041000100103B00010310470010C32B9488D4635B668650381DA587BCF21021000248501023000130102400013010420001301054000800030050F20400051011001F4449524543542D39372D4850204F66666963654A65742050726F20363937301008000200001049000600372A0001201049001700013710060010C32B9488D4635B668650381DA587BCF2
                    IE: Unknown: DD5C0800090004000000070102010003134F66666963654A65742050726F20363937300004053639373000050B54483738503151303343000610C32B9488D4635B668650381DA587BCF20704C0A80067080200D4090200380A0400000001
          Cell 05 - Address: B0:BE:76:E9:6B:51
                    Channel:3
                    Frequency:2.422 GHz (Channel 3)
                    Quality=39/70  Signal level=-71 dBm  
                    Encryption key:on
                    ESSID:"TP-Link_6B51"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 9 Mb/s
                              18 Mb/s; 36 Mb/s; 54 Mb/s
                    Bit Rates:6 Mb/s; 12 Mb/s; 24 Mb/s; 48 Mb/s
                    Mode:Master
                    Extra:tsf=000001567968d204
                    Extra: Last beacon: 4ms ago
                    IE: Unknown: 000C54502D4C696E6B5F36423531
                    IE: Unknown: 010882848B961224486C
                    IE: Unknown: 030103
                    IE: Unknown: 2A0104
                    IE: Unknown: 32040C183060
                    IE: Unknown: 2D1A6E1017FFFF000001000000000000000000000000000000000000
                    IE: Unknown: 3D1603050600000000000000000000000000000000000000
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: 7F09000000000000000000
                    IE: Unknown: 0B05070000127A
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
                    IE: Unknown: 4A0E14000A002C01C800140005001900
                    IE: Unknown: DD930050F204104A0001101044000102103B0001031047001038833092309218839C77B0BE76E96BC41021000754502D4C696E6B1023000A4172636865722043353010240003342E3010420003312E301054000800060050F20400011011002041433132303020576972656C657373204475616C2042616E6420526F7574657210080002210C103C0001011049000600372A000120
                    IE: Unknown: DD07000C4300000000
          Cell 06 - Address: B8:EC:A3:35:C0:14
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=29/70  Signal level=-81 dBm  
                    Encryption key:on
                    ESSID:"VIDEOTRON0138"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
                              9 Mb/s; 12 Mb/s; 18 Mb/s
                    Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=000000018156e180
                    Extra: Last beacon: 152ms ago
                    IE: Unknown: 000D564944454F54524F4E30313338
                    IE: Unknown: 010882848B960C121824
                    IE: Unknown: 030101
                    IE: Unknown: 050400010000
                    IE: Unknown: 0706555320010B1E
                    IE: Unknown: 2A0100
                    IE: Unknown: 32043048606C
                    IE: Unknown: 2D1AEF511BFFFFFF00000000000000000001000000000406E6470D00
                    IE: Unknown: 3D1601050500000000000000000000000000000000000000
                    IE: Unknown: 4A0E14000A002C01C800140005001900
                    IE: Unknown: 7F0801000F0000000040
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
                    IE: Unknown: DD0900037F01010000FF7F
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : CCMP TKIP
                        Authentication Suites (1) : PSK
                    IE: WPA Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : CCMP TKIP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD1D0050F204104A0001101044000102103C0001031049000600372A000120
          Cell 07 - Address: BC:99:11:F8:F4:C4
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=22/70  Signal level=-88 dBm  
                    Encryption key:on
                    ESSID:"VIDEOTRON1229"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
                              9 Mb/s; 12 Mb/s; 18 Mb/s
                    Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=0000001d2817d180
                    Extra: Last beacon: 1548ms ago
                    IE: Unknown: 000D564944454F54524F4E31323239
                    IE: Unknown: 010882848B960C121824
                    IE: Unknown: 030101
                    IE: Unknown: 050400010000
                    IE: Unknown: 0706555320010B1E
                    IE: Unknown: 2A0102
                    IE: Unknown: 32043048606C
                    IE: Unknown: 2D1AAD411BFFFFFF00000000000000000001000000000406E6470D00
                    IE: Unknown: 3D1601080000000000000000000000000000000000000000
                    IE: Unknown: 4A0E14000A002C01C800140005001900
                    IE: Unknown: 7F0801000F0000000040
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
                    IE: Unknown: DD0900037F01010000FF7F
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD1D0050F204104A0001101044000102103C0001031049000600372A000120
          Cell 08 - Address: 00:26:5A:CF:81:08
                    Channel:6
                    Frequency:2.437 GHz (Channel 6)
                    Quality=56/70  Signal level=-54 dBm  
                    Encryption key:on
                    ESSID:"tesla"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
                              9 Mb/s; 12 Mb/s; 18 Mb/s
                    Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=0000000016acba1e
                    Extra: Last beacon: 4ms ago
                    IE: Unknown: 00057465736C61
                    IE: Unknown: 010882848B960C121824
                    IE: Unknown: 030106
                    IE: Unknown: 0706555349010B1B
                    IE: Unknown: 200100
                    IE: WPA Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : CCMP TKIP
                        Authentication Suites (1) : PSK
                    IE: Unknown: 2A0100
                    IE: Unknown: 32043048606C
                    IE: Unknown: DD180050F2020101830003A4000027A4000042435E0062322F00
                    IE: Unknown: DD1E00904C334E101BFF00000000000000000000000000000000000000000000
                    IE: Unknown: 2D1A4E101BFF00000000000000000000000000000000000000000000
                    IE: Unknown: DD1A00904C34060F0A00000000000000000000000000000000000000
                    IE: Unknown: 3D16060F0A00000000000000000000000000000000000000
                    IE: Unknown: DD0900037F01010000FF7F
                    IE: Unknown: DD0A00037F04010002004000
                    IE: Unknown: DD880050F204104A0001101044000102103B000103104700100000000000001000000000265ACF810810210006442D4C696E6B1023000D442D4C696E6B20526F75746572102400074449522D363031104200046E6F6E651054000800060050F204000110110000100800020086103C000103104900140024E26002000101600000020001600100020001
          Cell 09 - Address: B0:95:75:52:F4:4C
                    Channel:3
                    Frequency:2.422 GHz (Channel 3)
                    Quality=33/70  Signal level=-77 dBm  
                    Encryption key:on
                    ESSID:"TP-Link_6B51_extended"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
                              9 Mb/s; 12 Mb/s; 18 Mb/s
                    Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=00000156b213948c
                    Extra: Last beacon: 4ms ago
                    IE: Unknown: 001554502D4C696E6B5F364235315F657874656E646564
                    IE: Unknown: 010882848B960C121824
                    IE: Unknown: 030103
                    IE: Unknown: 2A0100
                    IE: Unknown: 32043048606C
                    IE: Unknown: 2D1AEE111BFFFFFF0000000000000000000100000000000000000000
                    IE: Unknown: 3D16030D0000000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
                    IE: Unknown: DD0900037F01010000FF7F
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD670050F204104A0001101044000102103B00010310470010B30A3B4BAD495A4A8DF6F69D823F27FB1021000754502D4C494E4B10230005524534353010240004322E300D10420000105400080000000000000000101100055245343530100800020008103C000103
          Cell 10 - Address: FA:8F:CA:65:CE:DA
                    Channel:3
                    Frequency:2.422 GHz (Channel 3)
                    Quality=28/70  Signal level=-82 dBm  
                    Encryption key:off
                    ESSID:""
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
                              9 Mb/s; 12 Mb/s; 18 Mb/s
                    Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=000001567974b140
                    Extra: Last beacon: 1068ms ago
                    IE: Unknown: 0000
                    IE: Unknown: 010882848B960C121824
                    IE: Unknown: 030103
                    IE: Unknown: 05050002000000
                    IE: Unknown: 2A0100
                    IE: Unknown: 2D1A2C0103FF000000000000000000000000000000000008E0E10900
                    IE: Unknown: 32043048606C
                    IE: Unknown: 3D1603080000000000000000000000000000000000000000
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 11 - Address: 38:94:ED:18:60:76
                    Channel:6
                    Frequency:2.437 GHz (Channel 6)
                    Quality=31/70  Signal level=-79 dBm  
                    Encryption key:on
                    ESSID:"dlink-1EFC_EXT"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 9 Mb/s
                              18 Mb/s; 36 Mb/s; 54 Mb/s
                    Bit Rates:6 Mb/s; 12 Mb/s; 24 Mb/s; 48 Mb/s
                    Mode:Master
                    Extra:tsf=00000011bb97f14b
                    Extra: Last beacon: 960ms ago
                    IE: Unknown: 000E646C696E6B2D314546435F455854
                    IE: Unknown: 010882848B961224486C
                    IE: Unknown: 030106
                    IE: Unknown: 32040C183060
                    IE: Unknown: 0706555320010B14
                    IE: Unknown: 33082001020304050607
                    IE: Unknown: 33082105060708090A0B
                    IE: Unknown: 050400010000
                    IE: Unknown: DD310050F204104A0001101044000102104700102880288028801880A8803894ED186076103C0001011049000600372A000120
                    IE: Unknown: 2A0100
                    IE: Unknown: 2D1AEC0117FFFF000000000000000000000000000000000000000000
                    IE: Unknown: 3D1606000400000000000000000000000000000000000000
                    IE: Unknown: 7F0101
                    IE: WPA Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : TKIP CCMP
                        Authentication Suites (1) : PSK
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : TKIP CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
                    IE: Unknown: 0B05010046127A
                    IE: Unknown: DD07000C4303000000
          Cell 12 - Address: AC:84:C6:74:09:4A
                    Channel:1
                    Frequency:2.412 GHz (Channel 1)
                    Quality=23/70  Signal level=-87 dBm  
                    Encryption key:on
                    ESSID:"La meilleure famille "
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
                              9 Mb/s; 12 Mb/s; 18 Mb/s
                    Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=000000fa1e3e3180
                    Extra: Last beacon: 420ms ago
                    IE: Unknown: 00154C61206D65696C6C657572652066616D696C6C6520
                    IE: Unknown: 010882848B960C121824
                    IE: Unknown: 030101
                    IE: Unknown: 050400010010
                    IE: Unknown: 2A0100
                    IE: Unknown: 32043048606C
                    IE: Unknown: 2D1AAC011BFFFFFF0000000000000000000100000000000000000000
                    IE: Unknown: 3D1601001700000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
                    IE: Unknown: DD0900037F01010000FF7F
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD130050F204104A0001101044000102103C000103
          Cell 13 - Address: 40:9B:CD:3C:1E:FC
                    Channel:6
                    Frequency:2.437 GHz (Channel 6)
                    Quality=38/70  Signal level=-72 dBm  
                    Encryption key:on
                    ESSID:"dlink-1EFC"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
                              9 Mb/s; 12 Mb/s; 18 Mb/s
                    Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=00000702ffe43180
                    Extra: Last beacon: 696ms ago
                    IE: Unknown: 000A646C696E6B2D31454643
                    IE: Unknown: 010882848B960C121824
                    IE: Unknown: 030106
                    IE: Unknown: 050400010000
                    IE: Unknown: 0706434120010B1E
                    IE: Unknown: 2A0100
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : CCMP TKIP
                        Authentication Suites (1) : PSK
                    IE: Unknown: 32043048606C
                    IE: Unknown: 2D1AAC011BFFFFFF0000000000000000000100000000000000000000
                    IE: Unknown: 3D1606080400000000000000000000000000000000000000
                    IE: Unknown: 4A0E14000A002C01C800140005001900
                    IE: Unknown: 7F080100000000000040
                    IE: WPA Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : CCMP TKIP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00
                    IE: Unknown: DD0900037F01010000FF7F
                    IE: Unknown: DD1D0050F204104A0001101044000102103C0001011049000600372A000120
          Cell 14 - Address: E4:95:6E:42:AB:CD
                    Channel:11
                    Frequency:2.462 GHz (Channel 11)
                    Quality=49/70  Signal level=-61 dBm  
                    Encryption key:on
                    ESSID:""
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
                              9 Mb/s; 12 Mb/s; 18 Mb/s
                    Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=000001092554e133
                    Extra: Last beacon: 380ms ago
                    IE: Unknown: 0000
                    IE: Unknown: 010882848B960C121824
                    IE: Unknown: 03010B
                    IE: Unknown: 050401020000
                    IE: Unknown: 0706434E20010D14
                    IE: Unknown: 2A0102
                    IE: Unknown: 32043048606C
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: 2D1AEE0213FFFF000001000000000000000700000000000000000000
                    IE: Unknown: 3D160B070000000000000000000000000000000000000000
                    IE: Unknown: 7F080000000000000040
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
          Cell 15 - Address: E0:B9:4D:13:99:92
                    Channel:11
                    Frequency:2.462 GHz (Channel 11)
                    Quality=48/70  Signal level=-62 dBm  
                    Encryption key:off
                    ESSID:"IFIT_SETUP"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 9 Mb/s
                              18 Mb/s; 36 Mb/s; 54 Mb/s
                    Bit Rates:6 Mb/s; 12 Mb/s; 24 Mb/s; 48 Mb/s
                    Mode:Master
                    Extra:tsf=00000593e7beae7b
                    Extra: Last beacon: 4ms ago
                    IE: Unknown: 000A494649545F5345545550
                    IE: Unknown: 010882848B961224486C
                    IE: Unknown: 03010B
                    IE: Unknown: 2A0104
                    IE: Unknown: 32040C183060
                    IE: Unknown: 2D1A6E1016FF00000001000000000000000000000000000000000000
                    IE: Unknown: 3D160B000000000000000000000000000000000000000000
                    IE: Unknown: 3E0100
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
                    IE: Unknown: 0B05000015127A
                    IE: Unknown: 4A0E14000A002C01C800140005001900
                    IE: Unknown: 7F0101
                    IE: Unknown: DD07000C4300000000
                    IE: Unknown: 0706545720010E10
          Cell 16 - Address: 18:D6:C7:B2:86:B9
                    Channel:11
                    Frequency:2.462 GHz (Channel 11)
                    Quality=33/70  Signal level=-77 dBm  
                    Encryption key:on
                    ESSID:"VIDEOTRON3964_EXT"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 9 Mb/s
                              18 Mb/s; 36 Mb/s; 54 Mb/s
                    Bit Rates:6 Mb/s; 12 Mb/s; 24 Mb/s; 48 Mb/s
                    Mode:Master
                    Extra:tsf=000005fb22ccd68f
                    Extra: Last beacon: 4ms ago
                    IE: Unknown: 0011564944454F54524F4E333936345F455854
                    IE: Unknown: 010882848B961224486C
                    IE: Unknown: 03010B
                    IE: Unknown: 2A0106
                    IE: Unknown: 32040C183060
                    IE: Unknown: 2D1AAC0117FFFF000000000000000000000000000000000000000000
                    IE: Unknown: 3D160B000000000000000000000000000000000000000000
                    IE: WPA Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : TKIP CCMP
                        Authentication Suites (1) : PSK
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : TKIP CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: 7F080000000000000000
                    IE: Unknown: 0B0500003E127A
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
                    IE: Unknown: DD07000C4303000000


>>    uname -r -m 

5.4.0-54-generic x86_64

>>    cat /etc/network/interfaces 


>>    nm-tool 


>>    nmcli dev wifi 

IN-USE  BSSID              SSID                             MODE    CHAN  RATE        SIGNAL  BARS  SECURITY  
*       84:0B:7C:2D:AB:CD  MonWifi_CA                       Infra   1     195 Mbit/s  100     ▂▄▆█  WPA2      
*       84:0B:7C:2D:AB:CD  --                               Infra   1     195 Mbit/s  99      ▂▄▆█  WPA2      
        E4:95:6E:42:AB:CD  MonWifi_FR                       Infra   11    270 Mbit/s  90      ▂▄▆█  WPA2      
        00:26:5A:CF:81:08  tesla                            Infra   6     135 Mbit/s  77      ▂▄▆_  WPA1      
        AC:84:C9:F4:10:3E  BELL925                          Infra   11    540 Mbit/s  65      ▂▄▆_  WPA2      
        E4:95:6E:42:AB:CD  --                               Infra   11    270 Mbit/s  65      ▂▄▆_  WPA2      
        E0:B9:4D:13:99:92  IFIT_SETUP                       Infra   11    135 Mbit/s  64      ▂▄▆_  --        
        18:90:D8:C9:20:AE  LE WIFI EXPRESS                  Infra   6     540 Mbit/s  55      ▂▄__  WPA2      
        B0:BE:76:E9:6B:51  TP-Link_6B51                     Infra   3     270 Mbit/s  49      ▂▄__  WPA2      
        48:BA:4E:30:48:98  DIRECT-97-HP OfficeJet Pro 6970  Infra   1     65 Mbit/s   47      ▂▄__  WPA2      
        40:9B:CD:3C:1E:FC  dlink-1EFC                       Infra   6     195 Mbit/s  47      ▂▄__  WPA1 WPA2 
        B8:EC:A3:30:FA:60  VIDEOTRON0698                    Infra   1     195 Mbit/s  42      ▂▄__  WPA2      
        B0:95:75:52:F4:4C  TP-Link_6B51_extended            Infra   3     405 Mbit/s  39      ▂▄__  WPA2      
        38:94:ED:18:60:76  dlink-1EFC_EXT                   Infra   6     130 Mbit/s  35      ▂▄__  WPA1 WPA2 
        18:D6:C7:B2:86:B9  VIDEOTRON3964_EXT                Infra   11    130 Mbit/s  34      ▂▄__  WPA1 WPA2 
        B8:EC:A3:35:C0:14  VIDEOTRON0138                    Infra   1     405 Mbit/s  32      ▂▄__  WPA1 WPA2 
        FA:8F:CA:65:CE:DA  --                               Infra   3     65 Mbit/s   30      ▂___  --        
        AC:84:C6:74:09:4A  La meilleure famille             Infra   1     195 Mbit/s  22      ▂___  WPA2      
        BC:99:11:F8:F4:C4  VIDEOTRON1229                    Infra   1     195 Mbit/s  20      ▂___  WPA2      
        02:2B:AB:AB:62:AA  HPE710n.80FEAD                   Ad-Hoc  6     54 Mbit/s   19      ▂___  --        

>>    nmcli connection list (< 15.04) ou nmcli connection show (>= 15.04) 

NAME                 UUID                                  TYPE      DEVICE   
Connexion filaire 1  8e5ce70f-84ba-3bbb-8b37-c8f325ad8a01  ethernet  eno1     
MonWifi_CA           27fbae91-8fb1-434e-a414-29b061322116  wifi      wlp3s0b1 
MonWifi_FR           8f37ca28-ba57-4d4a-b15d-97c412c76eb5  wifi      --       

>>    sudo rfkill list 

1: dell-wifi: Wireless LAN
	Soft blocked: no
	Hard blocked: no
2: phy0: Wireless LAN
	Soft blocked: no
	Hard blocked: no

Il semblerait que ma sœur subisse le même problème de WiFi sur un Dell Latitude E5430 depuis qu'elle a fait la mise à jour de Ubuntu-mate 18.04 LTS vers Ubuntu-mate 20.04 LTS (mais son ordinateur est principalement connecté via LAN).

Merci pour votre support,
Seb

Dernière modification par Pom_Pom_Seb (Le 14/04/2021, à 23:25)

Hors ligne

#2 Le 22/11/2020, à 22:33

xubu1957

Re : Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Bonjour,

Vu :

 BCM4313 802.11bgn Wireless Network Adapter [14e4:4727] 

Pour le chipset 14e4:4727

Essaye :

sudo -i
echo "blacklist b43" >>  /etc/modprobe.d/blacklist.conf
echo "blacklist ssb" >>  /etc/modprobe.d/blacklist.conf
exit

voir le Tableau des pilotes wifi Broadcom

et > (Résolu) Connexion Wifi carte BCM4313 impossible HP Pavilion dv6


Conseils pour les nouveaux demandeurs et pas qu'eux
Important : Pensez à passer vos sujets en [Résolu] lorsque ceux-ci le sont, au début du titre en cliquant sur Modifier sous le premier message, et un bref récapitulatif de la solution à la fin de celui-ci. Merci.                   Membre de Linux-Azur

En ligne

#3 Le 23/11/2020, à 16:57

Pom_Pom_Seb

Re : Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Salut,

Merci pour la réponse rapide, mais cela n'a pas résolu le problème.
Voilà, ce que je constate, si je n'ai pas d'activité réseau (internet, courriel, synchro avec mon NAS Synology) pendant  plus de 30 s (variable), c'est comme si le WiFi passait en mode veille et y reste (quelque fois le démon Synology poste un message cloud-drive-ui en veille), impossible d'établir une connexion réseau mais l'indicateur WiFi dans la zone de modification indique que je suis bien connecté à mon WiFi et l'icône indique une réception forte du signal (essayé à 2 m du routeur et à 6 m).
Lorsque, c'est comme cela, je clique sur l'icône WiFi pour ouvrir le panneau réseau de la zone de notification, je constate que je suis bien connecté à mon WiFi mais les indicateurs Up et Down sont à 0 o/s (pas d'activité réseau), puis, je suis à nouveau connecté et je vois les débits up et down s'affoler.

Lorsque, je réveille le PC après une mise en veille, même phénomène, l'indicateur WiFi dit connecté mais pas d'activité réseau...

Par contre, si j'épingle le panneau réseau de la zone de notification, pas de problème d'activité réseau (même en sortant l'ordinateur de veille).

Chose que je viens de remarquer l'indicateur WiFi physique du PC n'est pas allumé alors que le bouton physique est bien en position ON (d'ailleurs en passant de ON à OFF puis à ON, la connexion redevient opérationnelle).

Voilà, le petit résumé des essais et cas de tests que je viens de faire pendant 2 heures.

Hors ligne

#4 Le 23/11/2020, à 17:29

xubu1957

Re : Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Bonjour,

Montre :

dpkg -l | grep -v ^ii

Conseils pour les nouveaux demandeurs et pas qu'eux
Important : Pensez à passer vos sujets en [Résolu] lorsque ceux-ci le sont, au début du titre en cliquant sur Modifier sous le premier message, et un bref récapitulatif de la solution à la fin de celui-ci. Merci.                   Membre de Linux-Azur

En ligne

#5 Le 23/11/2020, à 22:23

Pom_Pom_Seb

Re : Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Salut,

Juste pour éviter les quiproquo, je suis au Québec et il y a 6 h de décalage avec la France.

Dans blacklist.conf, j'ai bien à la fin ceci :
blacklist amd76x_edac
blacklist b43
blacklist ssb

Entre deux réunions de travail (merci le télétravail), j'ai continué à investiguer...
1) j'ai désactivé les modules BT, WLAN et WWAN dans le BIOS, redémarrage puis apt-get update, upgrade autoclean et autoremove, redémarrage réactivation du module WLAN
==> j'ai récupéré l'indicateur LED de WiFi en haut du clavier dans tous les cas de fonctionnement.
==> premier démarrage temps qu'il n'y a pas de veille la connexion reste active mais la force du signal et la vitesse de connexion font le yoyo
==> après une sortie de veille, aléatoirement je pers l'activité WiFi comme décris dans les messages précédents

2) réinstallation du paquet "bcmwl-kernel-source"
==> plus de connexion automatique à l'ouverture de session, ni après la veille
==> connexion manuel, mais plus de perte de connexion et la force du signal et la vitesse de connexion reste stable, et cela est comparable au valeur de mon DELL Latitude E6400 sous NEON 5.19 qui a aussi ce driver proprio.

3) suppresison du paquet "bcmwl-kernel-source"
==> premier démarrage temps qu'il n'y a pas de veille la connexion reste active mais la force du signal et la vitesse de connexion font le yoyo
==> après une sortie de veille, aléatoirement je pers l'activité WiFi comme décris dans les messages précédents

Seb:~$ dpkg -l | grep -v ^ii
Souhait=inconnU/Installé/suppRimé/Purgé/H=à garder
| État=Non/Installé/fichier-Config/dépaqUeté/échec-conFig/H=semi-installé/W=attend-traitement-déclenchements
|/ Err?=(aucune)/besoin Réinstallation (État,Err: majuscule=mauvais)
||/ Nom                                           Version                                     Architecture Description
+++-=============================================-===========================================-============-======================================================================================================
rc  ca-certificates-java                          20190405ubuntu1                             all          Common CA certificates (JKS keystore)
rc  epson-inkjet-printer-escpr                    1.7.8-1lsb3.2                               amd64        Epson Inkjet Printer Driver (ESC/P-R) for Linux
rc  imagemagick                                   8:6.9.10.23+dfsg-2.1ubuntu11.1              amd64        image manipulation programs -- binaries
rc  java-common                                   0.72                                        all          Base package for Java runtimes
rc  libbcprov-java                                1.61-1                                      all          Bouncy Castle Java Cryptographic Service Provider
rc  libimage-magick-perl                          8:6.9.10.23+dfsg-2.1ubuntu11.1              all          Perl interface to the ImageMagick graphics routines
rc  libkf5identitymanagement-data                 19.12.3-0ubuntu1                            all          library for managing user identities
rc  openjdk-11-jre-headless:amd64                 11.0.9.1+1-0ubuntu1~20.04                   amd64        OpenJDK Java runtime, using Hotspot JIT (headless)
rc  sane                                          1.0.14-15                                   amd64        scanner graphical frontends

Je vais pelleter un peu de neige pour que madame puisse rentrer, je reviens dan 30 minutes.

Dernière modification par Pom_Pom_Seb (Le 23/11/2020, à 22:38)

Hors ligne

#6 Le 24/11/2020, à 06:29

xubu1957

Re : Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Bonjour,

Tu as regardé la Doc > § 4.4 - #la_connexion_reseau_ne_se_reactive_pas_en_sortie_de_veille_ou_d_hibernation ?

Dernière modification par xubu1957 (Le 24/11/2020, à 06:29)


Conseils pour les nouveaux demandeurs et pas qu'eux
Important : Pensez à passer vos sujets en [Résolu] lorsque ceux-ci le sont, au début du titre en cliquant sur Modifier sous le premier message, et un bref récapitulatif de la solution à la fin de celui-ci. Merci.                   Membre de Linux-Azur

En ligne

#7 Le 24/11/2020, à 15:33

Pom_Pom_Seb

Re : Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Salut,

Donc, je viens de faire plusieurs essais et je vais revenir sur ce que j'ai dit hier car le PC est sur batterie alors qu'hier il était sur secteur:
Cas 1) SANS le paquet "bcmwl-kernel-source" et à 6 m du router WiFi sur batterie
- Débit catastrophique de l'ordre de 2 Mbps en Down et 1.5 Mbps en Up
- La force du signal et la vitesse de connexion font le yoyo entre 1 Mbit/s et 74 Mbit/s plusieurs fois par seconde
- L'indicateur physique du WiFi (LED) reste éteint (même après commutation On, Off puis On du bouton physique du WiFi)
- Ce qui est positif, se reconnecte toujours au WiFi au démarrage, à la sortie de veille et à la commutation du bouton physique du WiFi

Cas 2) AVEC le paquet "bcmwl-kernel-source" et à 6 m du router WiFi sur batterie
- Débit similaire à mon DELL Latitude E6400 sous NEON 5.19
- La force du signal et la vitesse de connexion très stable et similaire à mon DELL Latitude E6400 sous NEON 5.19
- L'indicateur physique du WiFi (LED) fonctionne correctement (même après commutation On, Off puis On du bouton physique du WiFi)
- Ce qui est négatif, ne se reconnecte pas automatique au WiFi au démarrage, à la sortie de veille et à la commutation du bouton physique du WiFi malgré que tous les résequx WiFi soient découvert et que sur celui où il doit se connecter soit en première position et bien détecté avec la force du signal qui varie lorsque je me déplace.
J'ai essayé à ce moment là :

sudo service network-manager restart

Je vois bien le gestionnaire réseau se recharger, redécouvrir les WiFi mais toujours pas de reconnexion automatique à mon WiFi.
Dans la boîte de dialogue des paramètres de ce réseau WiFi "Se connecter automatiquement avec priorité" est bien coché avec une priorité à 1

Les retours de commande du Paragraphe 4.4 de la doc avec bcmwl-kernel-source :

Seb:~$ lshw -class network
WARNING: you should run this program as super-user.
  *-network                 
       description: Ethernet interface
       product: 82579LM Gigabit Network Connection (Lewisville)
       vendor: Intel Corporation
       physical id: 19
       bus info: pci@0000:00:19.0
       logical name: eno1
       version: 04
       serial: e0:db:55:e1:AB:CD
       capacity: 1Gbit/s
       width: 32 bits
       clock: 33MHz
       capabilities: bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=e1000e driverversion=3.2.6-k firmware=0.13-3 latency=0 link=no multicast=yes port=twisted pair
       resources: irq:37 memory:f7e00000-f7e1ffff memory:f7e39000-f7e39fff ioport:f080(size=32)
  *-network
       description: Wireless interface
       product: BCM4313 802.11bgn Wireless Network Adapter
       vendor: Broadcom Inc. and subsidiaries
       physical id: 0
       bus info: pci@0000:03:00.0
       logical name: wlp3s0
       version: 01
       serial: a4:17:31:7b:AB:CD
       width: 64 bits
       clock: 33MHz
       capabilities: bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=wl0 driverversion=6.30.223.271 (r587334) ip=192.168.0.110 latency=0 multicast=yes wireless=IEEE 802.11
       resources: irq:17 memory:f7d00000-f7d03fff
WARNING: output may be incomplete or inaccurate, you should run this program as super-user.
Seb:~$ lsmod
Module                  Size  Used by
nls_iso8859_1          16384  1
snd_hda_codec_hdmi     61440  1
snd_hda_codec_idt      61440  1
snd_hda_codec_generic    81920  1 snd_hda_codec_idt
snd_hda_intel          53248  4
snd_intel_dspcfg       24576  1 snd_hda_intel
uvcvideo               98304  0
snd_hda_codec         135168  4 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec_idt
snd_hda_core           90112  5 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_codec_idt
snd_hwdep              20480  1 snd_hda_codec
intel_rapl_msr         20480  0
intel_rapl_common      24576  1 intel_rapl_msr
videobuf2_vmalloc      20480  1 uvcvideo
videobuf2_memops       20480  1 videobuf2_vmalloc
videobuf2_v4l2         24576  1 uvcvideo
snd_pcm               106496  4 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_core
snd_seq_midi           20480  0
snd_seq_midi_event     16384  1 snd_seq_midi
snd_rawmidi            36864  1 snd_seq_midi
videobuf2_common       49152  2 videobuf2_v4l2,uvcvideo
videodev              225280  3 videobuf2_v4l2,uvcvideo,videobuf2_common
x86_pkg_temp_thermal    20480  0
intel_powerclamp       20480  0
mc                     53248  4 videodev,videobuf2_v4l2,uvcvideo,videobuf2_common
snd_seq                69632  2 snd_seq_midi,snd_seq_midi_event
mei_hdcp               24576  0
coretemp               20480  0
snd_seq_device         16384  3 snd_seq,snd_seq_midi,snd_rawmidi
snd_timer              36864  2 snd_seq,snd_pcm
dell_laptop            24576  0
ledtrig_audio          16384  2 snd_hda_codec_generic,dell_laptop
kvm_intel             282624  0
kvm                   663552  1 kvm_intel
snd                    90112  19 snd_hda_codec_generic,snd_seq,snd_seq_device,snd_hda_codec_hdmi,snd_hwdep,snd_hda_intel,snd_hda_codec,snd_timer,snd_pcm,snd_hda_codec_idt,snd_rawmidi
dell_smm_hwmon         20480  0
rapl                   20480  0
intel_cstate           20480  0
soundcore              16384  1 snd
wl                   6455296  0
joydev                 24576  0
input_leds             16384  0
cfg80211              704512  1 wl
mac_hid                16384  0
dell_wmi               20480  0
nvidia_uvm            790528  0
dell_smbios            28672  2 dell_wmi,dell_laptop
dcdbas                 20480  1 dell_smbios
mei_me                 40960  1
mei                   106496  3 mei_hdcp,mei_me
dell_wmi_descriptor    20480  2 dell_wmi,dell_smbios
dell_smo8800           20480  0
dell_rbtn              20480  1
sparse_keymap          16384  1 dell_wmi
serio_raw              20480  0
wmi_bmof               16384  0
sch_fq_codel           20480  3
parport_pc             40960  0
ppdev                  24576  0
lp                     20480  0
parport                53248  3 parport_pc,lp,ppdev
ip_tables              32768  0
x_tables               40960  1 ip_tables
autofs4                45056  2
crct10dif_pclmul       16384  1
crc32_pclmul           16384  0
nvidia_drm             45056  2
ghash_clmulni_intel    16384  0
nvidia_modeset       1056768  13 nvidia_drm
i915                 1986560  2
aesni_intel           372736  0
crypto_simd            16384  1 aesni_intel
nvidia              15798272  605 nvidia_uvm,nvidia_modeset
cryptd                 24576  2 crypto_simd,ghash_clmulni_intel
glue_helper            16384  1 aesni_intel
psmouse               155648  0
firewire_ohci          40960  0
i2c_algo_bit           16384  1 i915
i2c_i801               32768  0
sdhci_pci              53248  0
drm_kms_helper        184320  2 nvidia_drm,i915
ahci                   40960  2
firewire_core          65536  1 firewire_ohci
cqhci                  28672  1 sdhci_pci
libahci                32768  1 ahci
lpc_ich                24576  0
syscopyarea            16384  1 drm_kms_helper
sdhci                  65536  1 sdhci_pci
sysfillrect            16384  1 drm_kms_helper
crc_itu_t              16384  1 firewire_core
sysimgblt              16384  1 drm_kms_helper
fb_sys_fops            16384  1 drm_kms_helper
drm                   491520  6 drm_kms_helper,nvidia_drm,i915
e1000e                258048  0
ipmi_devintf           20480  0
ipmi_msghandler       106496  2 ipmi_devintf,nvidia
wmi                    32768  4 dell_wmi,wmi_bmof,dell_smbios,dell_wmi_descriptor
video                  49152  3 dell_wmi,dell_laptop,i915

==> Ce que j'en conclus à ce stade:
- Cas 1) je pense qu'il y a quelque chose qui est en relation avec un mode de conservation d'énergie qui suspendrait la carte WiFi ou la ferait passer en mode Low-Power d'où le yoyo signal/vitesse et perte d'activité réseau (de façon très flagrante lorsque le PC est sur batterie).
- Cas 2) le blacklistage B43 et SSB a suprimé l'instabilité de ce cas de figure mais toujours pas de connexion automatique...

==> Donc quel serait pour toi le meilleur angle de résolution :
- Cas 1) SANS le paquet "bcmwl-kernel-source" et régler l'instabilité réseau ?
- Cas 2) AVEC le paquet "bcmwl-kernel-source" et régler la reconnexion automatique ?
Personnellement, mais mes connaissances sont limités sur ce sujet, je préfère creuser le cas 2) car cet ordinateur à toujours bien fonctionné avec le paquet "bcmwl-kernel-source" sous Ubuntu-mate 16.04 LTS.

Hors ligne

#8 Le 24/11/2020, à 16:00

xubu1957

Re : Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Bonjour,

Regarde la réponse de JeremyB (autre pseudo de Jeremy31, modérateur des deux forums), dans > [SOLVED] Broadcom BCM4313 802.11bgn Wireless Network Adapter not detected


_ _ _

Une discussion récente > BCM4313 (Mini PCI-E Wifi module) seems to cause kernel panic

Dernière modification par xubu1957 (Le 24/11/2020, à 16:10)


Conseils pour les nouveaux demandeurs et pas qu'eux
Important : Pensez à passer vos sujets en [Résolu] lorsque ceux-ci le sont, au début du titre en cliquant sur Modifier sous le premier message, et un bref récapitulatif de la solution à la fin de celui-ci. Merci.                   Membre de Linux-Azur

En ligne

#9 Le 24/11/2020, à 16:55

Pom_Pom_Seb

Re : Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Ce que j'ai effectué depuis le cas 2)

sudo apt-get purge bcmwl-kernel-source broadcom-sta-common broadcom-sta-dkms

Redémarrage
Donne un retour au cas 1)

Installation du paquet "broadcom-sta-dkms"

sudo apt-get install broadcom-sta-dkms

Redémarrage
Donne le cas 3) similaire au cas 2) mais avec la vitesse de connexion un peu plus faible:
- Débit légèrement plus faible à mon DELL Latitude E6400 sous NEON 5.19
- La force du signal plus forte et la vitesse de connexion plus faible que le cas 2)
- L'indicateur physique du WiFi (LED) fonctionne correctement (même après commutation On, Off puis On du bouton physique du WiFi)
- Ce qui est négatif, ne se reconnecte pas automatique au WiFi au démarrage, à la sortie de veille et à la commutation du bouton physique du WiFi malgré que tous les réseaux WiFi soient découvert et que sur celui où il doit se connecter soit en première position et bien détecté avec la force du signal qui varie lorsque je me déplace (similaire au cas 2).
- Redémarrage du "Network-manager" lorsque non reconnecté automatiquement donne le même résultat que le cas 2)

Les retours de commande du Paragraphe 4.4 de la doc avec le paquet "broadcom-sta-dkms" :

Seb:~$ lshw -class network
WARNING: you should run this program as super-user.
  *-network                 
       description: Ethernet interface
       product: 82579LM Gigabit Network Connection (Lewisville)
       vendor: Intel Corporation
       physical id: 19
       bus info: pci@0000:00:19.0
       logical name: eno1
       version: 04
       serial: e0:db:55:e1:AB:CD
       capacity: 1Gbit/s
       width: 32 bits
       clock: 33MHz
       capabilities: bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=e1000e driverversion=3.2.6-k firmware=0.13-3 latency=0 link=no multicast=yes port=twisted pair
       resources: irq:38 memory:f7e00000-f7e1ffff memory:f7e39000-f7e39fff ioport:f080(size=32)
  *-network
       description: Wireless interface
       product: BCM4313 802.11bgn Wireless Network Adapter
       vendor: Broadcom Inc. and subsidiaries
       physical id: 0
       bus info: pci@0000:03:00.0
       logical name: wlp3s0
       version: 01
       serial: a4:17:31:7b:AB:CD
       width: 64 bits
       clock: 33MHz
       capabilities: bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=wl0 driverversion=6.30.223.271 (r587334) ip=192.168.0.110 latency=0 multicast=yes wireless=IEEE 802.11
       resources: irq:17 memory:f7d00000-f7d03fff
WARNING: output may be incomplete or inaccurate, you should run this program as super-user.
Seb:~$ lsmod
Module                  Size  Used by
nls_iso8859_1          16384  1
snd_hda_codec_hdmi     61440  1
intel_rapl_msr         20480  0
intel_rapl_common      24576  1 intel_rapl_msr
x86_pkg_temp_thermal    20480  0
snd_hda_codec_idt      61440  1
snd_hda_codec_generic    81920  1 snd_hda_codec_idt
intel_powerclamp       20480  0
snd_hda_intel          53248  4
snd_intel_dspcfg       24576  1 snd_hda_intel
snd_hda_codec         135168  4 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec_idt
uvcvideo               98304  0
snd_hda_core           90112  5 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_codec_idt
snd_hwdep              20480  1 snd_hda_codec
snd_pcm               106496  4 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_core
coretemp               20480  0
snd_seq_midi           20480  0
snd_seq_midi_event     16384  1 snd_seq_midi
snd_rawmidi            36864  1 snd_seq_midi
videobuf2_vmalloc      20480  1 uvcvideo
videobuf2_memops       20480  1 videobuf2_vmalloc
videobuf2_v4l2         24576  1 uvcvideo
videobuf2_common       49152  2 videobuf2_v4l2,uvcvideo
videodev              225280  3 videobuf2_v4l2,uvcvideo,videobuf2_common
mc                     53248  4 videodev,videobuf2_v4l2,uvcvideo,videobuf2_common
kvm_intel             282624  0
kvm                   663552  1 kvm_intel
snd_seq                69632  2 snd_seq_midi,snd_seq_midi_event
snd_seq_device         16384  3 snd_seq,snd_seq_midi,snd_rawmidi
snd_timer              36864  2 snd_seq,snd_pcm
dell_laptop            24576  0
ledtrig_audio          16384  2 snd_hda_codec_generic,dell_laptop
nvidia_uvm            790528  0
snd                    90112  19 snd_hda_codec_generic,snd_seq,snd_seq_device,snd_hda_codec_hdmi,snd_hwdep,snd_hda_intel,snd_hda_codec,snd_timer,snd_pcm,snd_hda_codec_idt,snd_rawmidi
rapl                   20480  0
mei_hdcp               24576  0
dell_smm_hwmon         20480  0
joydev                 24576  0
input_leds             16384  0
intel_cstate           20480  0
dell_wmi               20480  0
serio_raw              20480  0
soundcore              16384  1 snd
sparse_keymap          16384  1 dell_wmi
wl                   6455296  0
mei_me                 40960  1
mac_hid                16384  0
wmi_bmof               16384  0
mei                   106496  3 mei_hdcp,mei_me
cfg80211              704512  1 wl
dell_smbios            28672  2 dell_wmi,dell_laptop
dcdbas                 20480  1 dell_smbios
dell_wmi_descriptor    20480  2 dell_wmi,dell_smbios
dell_rbtn              20480  1
dell_smo8800           20480  0
sch_fq_codel           20480  3
parport_pc             40960  0
ppdev                  24576  0
lp                     20480  0
parport                53248  3 parport_pc,lp,ppdev
ip_tables              32768  0
x_tables               40960  1 ip_tables
autofs4                45056  2
crct10dif_pclmul       16384  1
nvidia_drm             45056  2
crc32_pclmul           16384  0
nvidia_modeset       1056768  13 nvidia_drm
ghash_clmulni_intel    16384  0
aesni_intel           372736  0
crypto_simd            16384  1 aesni_intel
i915                 1986560  2
nvidia              15798272  608 nvidia_uvm,nvidia_modeset
cryptd                 24576  2 crypto_simd,ghash_clmulni_intel
i2c_algo_bit           16384  1 i915
glue_helper            16384  1 aesni_intel
drm_kms_helper        184320  2 nvidia_drm,i915
syscopyarea            16384  1 drm_kms_helper
sysfillrect            16384  1 drm_kms_helper
psmouse               155648  0
sysimgblt              16384  1 drm_kms_helper
firewire_ohci          40960  0
fb_sys_fops            16384  1 drm_kms_helper
lpc_ich                24576  0
sdhci_pci              53248  0
ahci                   40960  2
cqhci                  28672  1 sdhci_pci
drm                   491520  6 drm_kms_helper,nvidia_drm,i915
i2c_i801               32768  0
libahci                32768  1 ahci
firewire_core          65536  1 firewire_ohci
e1000e                258048  0
sdhci                  65536  1 sdhci_pci
crc_itu_t              16384  1 firewire_core
ipmi_devintf           20480  0
ipmi_msghandler       106496  2 ipmi_devintf,nvidia
wmi                    32768  4 dell_wmi,wmi_bmof,dell_smbios,dell_wmi_descriptor
video                  49152  3 dell_wmi,dell_laptop,i915

Dernière modification par Pom_Pom_Seb (Le 24/11/2020, à 16:57)

Hors ligne

#10 Le 24/11/2020, à 17:07

xubu1957

Re : Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Au #1, il ressortait :

 *-network
       description: Wireless interface
       product: BCM4313 802.11bgn Wireless Network Adapter
       vendor: Broadcom Inc. and subsidiaries
        
       configuration: broadcast=yes driver=brcmsmac driverversion=5.4.0-54-generic firmware=610.812 ip=192.168.0.110
>>    lsmod | sort 

bcma                   65536  3 b43,brcmsmac
brcmsmac              573440  0
brcmutil               16384  1 brcmsmac


cfg80211              704512  3 b43,mac80211,brcmsmac
cordic                 16384  2 b43,brcmsmac

mac80211              843776  2 b43,brcmsmac

Conseils pour les nouveaux demandeurs et pas qu'eux
Important : Pensez à passer vos sujets en [Résolu] lorsque ceux-ci le sont, au début du titre en cliquant sur Modifier sous le premier message, et un bref récapitulatif de la solution à la fin de celui-ci. Merci.                   Membre de Linux-Azur

En ligne

#11 Le 24/11/2020, à 17:33

Pom_Pom_Seb

Re : Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Je suis revenu au cas 1)
Oui, même chose que toi;

Seb:~$ lshw -class network
WARNING: you should run this program as super-user.
  *-network                 
       description: Ethernet interface
       product: 82579LM Gigabit Network Connection (Lewisville)
       vendor: Intel Corporation
       physical id: 19
       bus info: pci@0000:00:19.0
       logical name: eno1
       version: 04
       serial: e0:db:55:e1:AB:CD
       capacity: 1Gbit/s
       width: 32 bits
       clock: 33MHz
       capabilities: bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=e1000e driverversion=3.2.6-k firmware=0.13-3 latency=0 link=no multicast=yes port=twisted pair
       resources: irq:33 memory:f7e00000-f7e1ffff memory:f7e39000-f7e39fff ioport:f080(size=32)
  *-network
       description: Wireless interface
       product: BCM4313 802.11bgn Wireless Network Adapter
       vendor: Broadcom Inc. and subsidiaries
       physical id: 0
       bus info: pci@0000:03:00.0
       logical name: wlp3s0b1
       version: 01
       serial: a4:17:31:7b:AB:CD
       width: 64 bits
       clock: 33MHz
       capabilities: bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=brcmsmac driverversion=5.4.0-54-generic firmware=610.812 ip=192.168.0.110 latency=0 link=yes multicast=yes wireless=IEEE 802.11
       resources: irq:17 memory:f7d00000-f7d03fff
WARNING: output may be incomplete or inaccurate, you should run this program as super-user.
Seb:~$ lsmod | sort
aesni_intel           372736  4
ahci                   40960  2
autofs4                45056  2
bcma                   65536  2 brcmsmac
brcmsmac              573440  0
brcmutil               16384  1 brcmsmac
ccm                    20480  6
cfg80211              704512  2 mac80211,brcmsmac
cordic                 16384  1 brcmsmac
coretemp               20480  0
cqhci                  28672  1 sdhci_pci
crc32_pclmul           16384  0
crc_itu_t              16384  1 firewire_core
crct10dif_pclmul       16384  1
cryptd                 24576  2 crypto_simd,ghash_clmulni_intel
crypto_simd            16384  1 aesni_intel
dcdbas                 20480  1 dell_smbios
dell_laptop            24576  0
dell_rbtn              20480  1
dell_smbios            28672  2 dell_wmi,dell_laptop
dell_smm_hwmon         20480  0
dell_smo8800           20480  0
dell_wmi               20480  0
dell_wmi_descriptor    20480  2 dell_wmi,dell_smbios
drm                   491520  6 drm_kms_helper,nvidia_drm,i915
drm_kms_helper        184320  2 nvidia_drm,i915
e1000e                258048  0
fb_sys_fops            16384  1 drm_kms_helper
firewire_core          65536  1 firewire_ohci
firewire_ohci          40960  0
ghash_clmulni_intel    16384  0
glue_helper            16384  1 aesni_intel
i2c_algo_bit           16384  1 i915
i2c_i801               32768  0
i915                 1986560  3
input_leds             16384  0
intel_cstate           20480  0
intel_powerclamp       20480  0
intel_rapl_common      24576  1 intel_rapl_msr
intel_rapl_msr         20480  0
ipmi_devintf           20480  0
ipmi_msghandler       106496  2 ipmi_devintf,nvidia
ip_tables              32768  0
joydev                 24576  0
kvm                   663552  1 kvm_intel
kvm_intel             282624  0
ledtrig_audio          16384  2 snd_hda_codec_generic,dell_laptop
libahci                32768  1 ahci
libarc4                16384  1 mac80211
lp                     20480  0
lpc_ich                24576  0
mac80211              843776  1 brcmsmac
mac_hid                16384  0
mc                     53248  4 videodev,videobuf2_v4l2,uvcvideo,videobuf2_common
mei                   106496  3 mei_hdcp,mei_me
mei_hdcp               24576  0
mei_me                 40960  1
Module                  Size  Used by
nls_iso8859_1          16384  1
nvidia              15798272  614 nvidia_uvm,nvidia_modeset
nvidia_drm             45056  2
nvidia_modeset       1056768  13 nvidia_drm
nvidia_uvm            790528  0
parport                53248  3 parport_pc,lp,ppdev
parport_pc             40960  0
ppdev                  24576  0
psmouse               155648  0
rapl                   20480  0
sch_fq_codel           20480  6
sdhci                  65536  1 sdhci_pci
sdhci_pci              53248  0
serio_raw              20480  0
snd                    90112  19 snd_hda_codec_generic,snd_seq,snd_seq_device,snd_hda_codec_hdmi,snd_hwdep,snd_hda_intel,snd_hda_codec,snd_timer,snd_pcm,snd_hda_codec_idt,snd_rawmidi
snd_hda_codec         135168  4 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec_idt
snd_hda_codec_generic    81920  1 snd_hda_codec_idt
snd_hda_codec_hdmi     61440  1
snd_hda_codec_idt      61440  1
snd_hda_core           90112  5 snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_codec_idt
snd_hda_intel          53248  4
snd_hwdep              20480  1 snd_hda_codec
snd_intel_dspcfg       24576  1 snd_hda_intel
snd_pcm               106496  4 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_core
snd_rawmidi            36864  1 snd_seq_midi
snd_seq                69632  2 snd_seq_midi,snd_seq_midi_event
snd_seq_device         16384  3 snd_seq,snd_seq_midi,snd_rawmidi
snd_seq_midi           20480  0
snd_seq_midi_event     16384  1 snd_seq_midi
snd_timer              36864  2 snd_seq,snd_pcm
soundcore              16384  1 snd
sparse_keymap          16384  1 dell_wmi
syscopyarea            16384  1 drm_kms_helper
sysfillrect            16384  1 drm_kms_helper
sysimgblt              16384  1 drm_kms_helper
uvcvideo               98304  0
video                  49152  3 dell_wmi,dell_laptop,i915
videobuf2_common       49152  2 videobuf2_v4l2,uvcvideo
videobuf2_memops       20480  1 videobuf2_vmalloc
videobuf2_v4l2         24576  1 uvcvideo
videobuf2_vmalloc      20480  1 uvcvideo
videodev              225280  3 videobuf2_v4l2,uvcvideo,videobuf2_common
wmi                    32768  4 dell_wmi,wmi_bmof,dell_smbios,dell_wmi_descriptor
wmi_bmof               16384  0
x86_pkg_temp_thermal    20480  0
x_tables               40960  1 ip_tables

==> c'est ce cas qui a toujours les instabilités réseaux lorsque le PC est sur batterie même avec B43 et SSB blacklistés
Par contre, lui se reconnecte automatiquement au réseau WiFi

Hors ligne

#12 Le 24/11/2020, à 18:09

xubu1957

Re : Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Tu as d'autres périphériques branchés sur l'ordi ?

lsusb | sort; echo; lsusb -t
dmesg | grep -i usb

Conseils pour les nouveaux demandeurs et pas qu'eux
Important : Pensez à passer vos sujets en [Résolu] lorsque ceux-ci le sont, au début du titre en cliquant sur Modifier sous le premier message, et un bref récapitulatif de la solution à la fin de celui-ci. Merci.                   Membre de Linux-Azur

En ligne

#13 Le 24/11/2020, à 18:49

Pom_Pom_Seb

Re : Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Non pas de périphérique de branché (pour info mon imprimante réseau Epson XP-640 n'est accessible qu'en LAN, en WiFi "error print job" alors que la partie scanner marche bien en LAN et en WiFi)

eb:~$ lsusb | sort; echo; lsusb -t
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 003: ID 0c45:648b Microdia Integrated Webcam
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 003: ID 0a5c:5801 Broadcom Corp. BCM5880 Secure Applications Processor with fingerprint swipe sensor
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub

/:  Bus 04.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/4p, 5000M
/:  Bus 03.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/4p, 480M
/:  Bus 02.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/2p, 480M
    |__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/8p, 480M
        |__ Port 8: Dev 3, If 0, Class=Application Specific Interface, Driver=, 12M
        |__ Port 8: Dev 3, If 1, Class=Chip/SmartCard, Driver=, 12M
/:  Bus 01.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/2p, 480M
    |__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/6p, 480M
        |__ Port 5: Dev 3, If 0, Class=Video, Driver=uvcvideo, 480M
        |__ Port 5: Dev 3, If 1, Class=Video, Driver=uvcvideo, 480M
Seb:~$ dmesg | grep -i usb
[    0.258511] ACPI: bus type USB registered
[    0.258511] usbcore: registered new interface driver usbfs
[    0.258511] usbcore: registered new interface driver hub
[    0.258511] usbcore: registered new device driver usb
[    0.309521] pci 0000:00:1a.0: quirk_usb_early_handoff+0x0/0x662 took 21414 usecs
[    0.333516] pci 0000:00:1d.0: quirk_usb_early_handoff+0x0/0x662 took 23409 usecs
[    0.578485] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    0.578625] ehci-pci 0000:00:1a.0: new USB bus registered, assigned bus number 1
[    0.597423] ehci-pci 0000:00:1a.0: USB 2.0 started, EHCI 1.00
[    0.597488] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.04
[    0.597489] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    0.597490] usb usb1: Product: EHCI Host Controller
[    0.597491] usb usb1: Manufacturer: Linux 5.4.0-54-generic ehci_hcd
[    0.597492] usb usb1: SerialNumber: 0000:00:1a.0
[    0.597967] hub 1-0:1.0: USB hub found
[    0.598900] ehci-pci 0000:00:1d.0: new USB bus registered, assigned bus number 2
[    0.617488] ehci-pci 0000:00:1d.0: USB 2.0 started, EHCI 1.00
[    0.617557] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.04
[    0.617558] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    0.617559] usb usb2: Product: EHCI Host Controller
[    0.617560] usb usb2: Manufacturer: Linux 5.4.0-54-generic ehci_hcd
[    0.617561] usb usb2: SerialNumber: 0000:00:1d.0
[    0.617809] hub 2-0:1.0: USB hub found
[    0.618040] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    0.618067] uhci_hcd: USB Universal Host Controller Interface driver
[    0.618256] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 3
[    0.619490] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.04
[    0.619491] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    0.619492] usb usb3: Product: xHCI Host Controller
[    0.619493] usb usb3: Manufacturer: Linux 5.4.0-54-generic xhci-hcd
[    0.619494] usb usb3: SerialNumber: 0000:00:14.0
[    0.619676] hub 3-0:1.0: USB hub found
[    0.620159] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 4
[    0.620162] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed
[    0.620196] usb usb4: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.04
[    0.620198] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    0.620199] usb usb4: Product: xHCI Host Controller
[    0.620199] usb usb4: Manufacturer: Linux 5.4.0-54-generic xhci-hcd
[    0.620200] usb usb4: SerialNumber: 0000:00:14.0
[    0.620375] hub 4-0:1.0: USB hub found
[    0.933401] usb 1-1: new high-speed USB device number 2 using ehci-pci
[    0.953478] usb 2-1: new high-speed USB device number 2 using ehci-pci
[    1.090166] usb 1-1: New USB device found, idVendor=8087, idProduct=0024, bcdDevice= 0.00
[    1.090167] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[    1.090449] hub 1-1:1.0: USB hub found
[    1.109796] usb 2-1: New USB device found, idVendor=8087, idProduct=0024, bcdDevice= 0.00
[    1.109800] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[    1.110172] hub 2-1:1.0: USB hub found
[    1.373491] usb 1-1.5: new high-speed USB device number 3 using ehci-pci
[    1.393484] usb 2-1.8: new full-speed USB device number 3 using ehci-pci
[    1.524760] usb 2-1.8: New USB device found, idVendor=0a5c, idProduct=5801, bcdDevice= 1.01
[    1.524762] usb 2-1.8: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[    1.524763] usb 2-1.8: Product: 5880
[    1.524764] usb 2-1.8: Manufacturer: Broadcom Corp
[    1.524764] usb 2-1.8: SerialNumber: 0123456789ABCD
[    1.524959] usb 2-1.8: config 0 descriptor??
[    1.553972] usb 1-1.5: New USB device found, idVendor=0c45, idProduct=648b, bcdDevice=28.07
[    1.553974] usb 1-1.5: New USB device strings: Mfr=2, Product=1, SerialNumber=0
[    1.553975] usb 1-1.5: Product: Laptop_Integrated_Webcam_E4HD
[    1.553976] usb 1-1.5: Manufacturer: CNFB183I4650900027N2
[   15.805414] input: Laptop_Integrated_Webcam_E4HD:  as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.5/1-1.5:1.0/input/input11
[   15.805465] usbcore: registered new interface driver uvcvideo
[   15.805465] USB Video Class driver (1.1.1)
[   20.659037] audit: type=1400 audit(1606237198.514:4): apparmor="STATUS" operation="profile_load" profile="unconfined" name="ippusbxd" pid=800 comm="apparmor_parser"
[ 2170.617052] usb 1-1.5: reset high-speed USB device number 3 using ehci-pci
[ 2276.512017] audit: type=1400 audit(1606239781.423:43): apparmor="DENIED" operation="open" profile="snap.keepassxc.keepassxc" name="/sys/bus/usb/devices/" pid=3026 comm="keepassxc" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0

Hors ligne

#14 Le 24/11/2020, à 19:16

xubu1957

Re : Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Je n'ai pas de piste pour ton anomalie.


Conseils pour les nouveaux demandeurs et pas qu'eux
Important : Pensez à passer vos sujets en [Résolu] lorsque ceux-ci le sont, au début du titre en cliquant sur Modifier sous le premier message, et un bref récapitulatif de la solution à la fin de celui-ci. Merci.                   Membre de Linux-Azur

En ligne

#15 Le 24/11/2020, à 19:32

Pom_Pom_Seb

Re : Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Pas de problème, je vais creuser encore.

Pour résumer : je me suis remis dans le cas 2), soit : blacklistage de B43 et SSM plus utilisation du paquet "bcmwl-kernel-source" ce qui donne une utilisation du WiFi correct et stable mais reste à résoudre la reconnexion automatique.
Dès que, j'ai du nouveau je compléterai le fil de discussion.

Merci xubu pour ton aide !

Hors ligne

#16 Le 24/11/2020, à 19:40

xubu1957

Re : Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Si tu vois une idée dans > wiki.debian.org/fr/brcm80211


Conseils pour les nouveaux demandeurs et pas qu'eux
Important : Pensez à passer vos sujets en [Résolu] lorsque ceux-ci le sont, au début du titre en cliquant sur Modifier sous le premier message, et un bref récapitulatif de la solution à la fin de celui-ci. Merci.                   Membre de Linux-Azur

En ligne

#17 Le 25/11/2020, à 06:40

xubu1957

Re : Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Bonjour,

Si tu maîtrises l'anglais, tu devrais demander aussi sur le forum anglophone > Networking & Wireless


Conseils pour les nouveaux demandeurs et pas qu'eux
Important : Pensez à passer vos sujets en [Résolu] lorsque ceux-ci le sont, au début du titre en cliquant sur Modifier sous le premier message, et un bref récapitulatif de la solution à la fin de celui-ci. Merci.                   Membre de Linux-Azur

En ligne

#18 Le 13/12/2020, à 20:28

Pom_Pom_Seb

Re : Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Salut xubu,
J'ai été bien occupé ces dernières semaines, je n'ai pas eu le temps de creuser plus que ça.
Aujourd'hui, j'ai pris le temps de regarder les logs dans la configuration du cas 2)
==> Blacklistage de B43 et SSM plus utilisation du paquet "bcmwl-kernel-source" ce qui donne une utilisation du WiFi correct et stable mais sans la reconnexion automatique
En effectuant les actions suivantes à :
- 13:39 sortie de veille de l'ordinateur et connexion à la session;
- 13:47 connexion à mon réseau WiFi manuellement via le panneau Réseau dans la barre des notifications;
- 13:49 positionnement du bouton physique du WiFi sur OFF;
- 13:52 positionnement du bouton physique du WiFi sur ON;
- 13:53 connexion à mon réseau WiFi manuellement via le panneau Réseau dans la barre des notifications.

Log du "NetworkManager":

13/12/2020 13:39	NetworkManager	<info>  [1607884757.2537] manager: sleep: wake requested (sleeping: yes  enabled: yes)
13/12/2020 13:39	NetworkManager	<info>  [1607884757.2537] device (eno1): state change: unavailable -> unmanaged (reason 'sleeping', sys-iface-state: 'managed')
13/12/2020 13:39	NetworkManager	<info>  [1607884757.3630] device (eno1): state change: unmanaged -> unavailable (reason 'managed', sys-iface-state: 'managed')
13/12/2020 13:39	NetworkManager	<info>  [1607884757.5908] device (wlp3s0): state change: unmanaged -> unavailable (reason 'managed', sys-iface-state: 'managed')
13/12/2020 13:39	NetworkManager	<info>  [1607884757.5923] manager: NetworkManager state is now DISCONNECTED
13/12/2020 13:39	NetworkManager	<info>  [1607884757.6620] sup-iface[0x55656b5544d0,wlp3s0]: supports 1 scan SSIDs
13/12/2020 13:39	NetworkManager	<info>  [1607884757.6633] device (wlp3s0): supplicant interface state: starting -> ready
13/12/2020 13:39	NetworkManager	<info>  [1607884757.6635] device (wlp3s0): state change: unavailable -> disconnected (reason 'supplicant-available', sys-iface-state: 'managed')
13/12/2020 13:39	NetworkManager	<info>  [1607884791.0946] agent-manager: agent[ca05cb6c12882ebd,:1.170/org.kde.plasma.networkmanagement/1000]: agent registered
13/12/2020 13:47	NetworkManager	<info>  [1607885242.2811] device (wlp3s0): Activation: starting connection 'MonWiFi_CA' (c883b9f3-a4a6-4fe5-8cb3-b9e5f47ab1cd)
13/12/2020 13:47	NetworkManager	<info>  [1607885242.2814] audit: op="connection-activate" uuid="c883b9f3-a4a6-4fe5-8cb3-b9e5f47ab1cd" name="MonWiFi_CA" pid=5689 uid=1000 result="success"
13/12/2020 13:47	NetworkManager	<info>  [1607885242.2817] device (wlp3s0): state change: disconnected -> prepare (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:47	NetworkManager	<info>  [1607885242.2827] manager: NetworkManager state is now CONNECTING
13/12/2020 13:47	NetworkManager	<info>  [1607885242.2844] device (wlp3s0): state change: prepare -> config (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:47	NetworkManager	<info>  [1607885242.2851] device (wlp3s0): Activation: (wifi) access point 'MonWiFi_CA' has security, but secrets are required.
13/12/2020 13:47	NetworkManager	<info>  [1607885242.2851] device (wlp3s0): state change: config -> need-auth (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:47	NetworkManager	<info>  [1607885242.3131] device (wlp3s0): state change: need-auth -> prepare (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:47	NetworkManager	<info>  [1607885242.3136] device (wlp3s0): state change: prepare -> config (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:47	NetworkManager	<info>  [1607885242.3139] device (wlp3s0): Activation: (wifi) connection 'MonWiFi_CA' has security, and secrets exist.  No new secrets needed.
13/12/2020 13:47	NetworkManager	<info>  [1607885242.3140] Config: added 'ssid' value 'MonWiFi_CA'
13/12/2020 13:47	NetworkManager	<info>  [1607885242.3140] Config: added 'scan_ssid' value '1'
13/12/2020 13:47	NetworkManager	<info>  [1607885242.3140] Config: added 'bgscan' value 'simple:30:-70:86400'
13/12/2020 13:47	NetworkManager	<info>  [1607885242.3140] Config: added 'key_mgmt' value 'WPA-PSK WPA-PSK-SHA256'
13/12/2020 13:47	NetworkManager	<info>  [1607885242.3140] Config: added 'psk' value '<hidden>'
13/12/2020 13:47	NetworkManager	<info>  [1607885242.5091] device (wlp3s0): supplicant interface state: ready -> scanning
13/12/2020 13:47	NetworkManager	<info>  [1607885248.6129] device (wlp3s0): supplicant interface state: scanning -> associating
13/12/2020 13:47	NetworkManager	<info>  [1607885248.7570] device (wlp3s0): supplicant interface state: associating -> associated
13/12/2020 13:47	NetworkManager	<info>  [1607885248.7694] device (wlp3s0): supplicant interface state: associated -> 4-way handshake
13/12/2020 13:47	NetworkManager	<info>  [1607885248.7906] device (wlp3s0): supplicant interface state: 4-way handshake -> completed
13/12/2020 13:47	NetworkManager	<info>  [1607885248.7908] device (wlp3s0): Activation: (wifi) Stage 2 of 5 (Device Configure) successful. Connected to wireless network "MonWiFi_CA"
13/12/2020 13:47	NetworkManager	<info>  [1607885248.7913] device (wlp3s0): state change: config -> ip-config (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:47	NetworkManager	<info>  [1607885248.7924] dhcp4 (wlp3s0): activation: beginning transaction (timeout in 45 seconds)
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8705] dhcp4 (wlp3s0): option dhcp_lease_time      => '604800'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8705] dhcp4 (wlp3s0): option domain_name          => 'hitronhub.home'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8706] dhcp4 (wlp3s0): option domain_name_servers  => '192.168.0.1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8706] dhcp4 (wlp3s0): option expiry               => '1608490048'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8706] dhcp4 (wlp3s0): option host_name            => 'M4700Seb'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8707] dhcp4 (wlp3s0): option ip_address           => '192.168.0.110'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8707] dhcp4 (wlp3s0): option requested_broadcast_address => '1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8707] dhcp4 (wlp3s0): option requested_domain_name => '1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8708] dhcp4 (wlp3s0): option requested_domain_name_servers => '1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8708] dhcp4 (wlp3s0): option requested_domain_search => '1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8708] dhcp4 (wlp3s0): option requested_host_name  => '1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8709] dhcp4 (wlp3s0): option requested_interface_mtu => '1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8709] dhcp4 (wlp3s0): option requested_ms_classless_static_routes => '1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8709] dhcp4 (wlp3s0): option requested_nis_domain => '1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8710] dhcp4 (wlp3s0): option requested_nis_servers => '1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8710] dhcp4 (wlp3s0): option requested_ntp_servers => '1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8710] dhcp4 (wlp3s0): option requested_rfc3442_classless_static_routes => '1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8710] dhcp4 (wlp3s0): option requested_root_path  => '1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8711] dhcp4 (wlp3s0): option requested_routers    => '1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8711] dhcp4 (wlp3s0): option requested_static_routes => '1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8711] dhcp4 (wlp3s0): option requested_subnet_mask => '1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8711] dhcp4 (wlp3s0): option requested_time_offset => '1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8712] dhcp4 (wlp3s0): option requested_wpad       => '1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8712] dhcp4 (wlp3s0): option routers              => '192.168.0.1'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8712] dhcp4 (wlp3s0): option subnet_mask          => '255.255.255.0'
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8712] dhcp4 (wlp3s0): state changed unknown -> bound
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8742] device (wlp3s0): state change: ip-config -> ip-check (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8915] device (wlp3s0): state change: ip-check -> secondaries (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8918] device (wlp3s0): state change: secondaries -> activated (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8923] manager: NetworkManager state is now CONNECTED_LOCAL
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8941] manager: NetworkManager state is now CONNECTED_SITE
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8942] policy: set 'MonWiFi_CA' (wlp3s0) as default for IPv4 routing and DNS
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8947] device (wlp3s0): Activation: successful, device activated.
13/12/2020 13:47	NetworkManager	<info>  [1607885248.8958] manager: NetworkManager state is now CONNECTED_GLOBAL
13/12/2020 13:47	NetworkManager	<info>  [1607885248.9264] audit: op="statistics" arg="refresh-rate-ms" pid=5689 uid=1000 result="success"
13/12/2020 13:47	NetworkManager	<info>  [1607885250.1921] dhcp6 (wlp3s0): activation: beginning transaction (timeout in 45 seconds)
13/12/2020 13:47	NetworkManager	<info>  [1607885254.6585] audit: op="statistics" arg="refresh-rate-ms" pid=5689 uid=1000 result="success"
13/12/2020 13:48	NetworkManager	<warn>  [1607885295.0277] dhcp6 (wlp3s0): request timed out
13/12/2020 13:48	NetworkManager	<info>  [1607885295.0278] dhcp6 (wlp3s0): state changed unknown -> timeout
13/12/2020 13:49	NetworkManager	<info>  [1607885366.9672] manager: rfkill: Wi-Fi now disabled by radio killswitch
13/12/2020 13:49	NetworkManager	<info>  [1607885366.9676] device (wlp3s0): state change: activated -> unavailable (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:49	NetworkManager	<info>  [1607885366.9897] dhcp4 (wlp3s0): canceled DHCP transaction
13/12/2020 13:49	NetworkManager	<info>  [1607885366.9897] dhcp4 (wlp3s0): state changed bound -> done
13/12/2020 13:49	NetworkManager	<info>  [1607885366.9902] dhcp6 (wlp3s0): canceled DHCP transaction
13/12/2020 13:49	NetworkManager	<info>  [1607885366.9902] dhcp6 (wlp3s0): state changed timeout -> done
13/12/2020 13:49	NetworkManager	<info>  [1607885366.9959] manager: NetworkManager state is now DISCONNECTED
13/12/2020 13:52	NetworkManager	<info>  [1607885524.8728] manager: rfkill: Wi-Fi now enabled by radio killswitch
13/12/2020 13:52	NetworkManager	<info>  [1607885524.9296] sup-iface[0x55656b5543e0,wlp3s0]: supports 1 scan SSIDs
13/12/2020 13:52	NetworkManager	<info>  [1607885524.9314] device (wlp3s0): supplicant interface state: starting -> ready
13/12/2020 13:52	NetworkManager	<info>  [1607885524.9315] device (wlp3s0): state change: unavailable -> disconnected (reason 'supplicant-available', sys-iface-state: 'managed')
13/12/2020 13:53	NetworkManager	<info>  [1607885608.1231] device (wlp3s0): Activation: starting connection 'MonWiFi_CA' (c883b9f3-a4a6-4fe5-8cb3-b9e5f47ab1cd)
13/12/2020 13:53	NetworkManager	<info>  [1607885608.1232] audit: op="connection-activate" uuid="c883b9f3-a4a6-4fe5-8cb3-b9e5f47ab1cd" name="MonWiFi_CA" pid=5689 uid=1000 result="success"
13/12/2020 13:53	NetworkManager	<info>  [1607885608.1234] device (wlp3s0): state change: disconnected -> prepare (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:53	NetworkManager	<info>  [1607885608.1239] manager: NetworkManager state is now CONNECTING
13/12/2020 13:53	NetworkManager	<info>  [1607885608.1252] device (wlp3s0): state change: prepare -> config (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:53	NetworkManager	<info>  [1607885608.1257] device (wlp3s0): Activation: (wifi) access point 'MonWiFi_CA' has security, but secrets are required.
13/12/2020 13:53	NetworkManager	<info>  [1607885608.1258] device (wlp3s0): state change: config -> need-auth (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:53	NetworkManager	<info>  [1607885608.1506] device (wlp3s0): state change: need-auth -> prepare (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:53	NetworkManager	<info>  [1607885608.1512] device (wlp3s0): state change: prepare -> config (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:53	NetworkManager	<info>  [1607885608.1516] device (wlp3s0): Activation: (wifi) connection 'MonWiFi_CA' has security, and secrets exist.  No new secrets needed.
13/12/2020 13:53	NetworkManager	<info>  [1607885608.1517] Config: added 'ssid' value 'MonWiFi_CA'
13/12/2020 13:53	NetworkManager	<info>  [1607885608.1517] Config: added 'scan_ssid' value '1'
13/12/2020 13:53	NetworkManager	<info>  [1607885608.1517] Config: added 'bgscan' value 'simple:30:-70:86400'
13/12/2020 13:53	NetworkManager	<info>  [1607885608.1518] Config: added 'key_mgmt' value 'WPA-PSK WPA-PSK-SHA256'
13/12/2020 13:53	NetworkManager	<info>  [1607885608.1518] Config: added 'psk' value '<hidden>'
13/12/2020 13:53	NetworkManager	<info>  [1607885608.3481] device (wlp3s0): supplicant interface state: ready -> scanning
13/12/2020 13:53	NetworkManager	<info>  [1607885614.4492] device (wlp3s0): supplicant interface state: scanning -> associating
13/12/2020 13:53	NetworkManager	<info>  [1607885614.5961] device (wlp3s0): supplicant interface state: associating -> associated
13/12/2020 13:53	NetworkManager	<info>  [1607885614.6092] device (wlp3s0): supplicant interface state: associated -> 4-way handshake
13/12/2020 13:53	NetworkManager	<info>  [1607885614.6293] device (wlp3s0): supplicant interface state: 4-way handshake -> completed
13/12/2020 13:53	NetworkManager	<info>  [1607885614.6294] device (wlp3s0): Activation: (wifi) Stage 2 of 5 (Device Configure) successful. Connected to wireless network "MonWiFi_CA"
13/12/2020 13:53	NetworkManager	<info>  [1607885614.6299] device (wlp3s0): state change: config -> ip-config (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:53	NetworkManager	<info>  [1607885614.6308] dhcp4 (wlp3s0): activation: beginning transaction (timeout in 45 seconds)
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7392] dhcp4 (wlp3s0): option dhcp_lease_time      => '604800'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7393] dhcp4 (wlp3s0): option domain_name          => 'hitronhub.home'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7393] dhcp4 (wlp3s0): option domain_name_servers  => '192.168.0.1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7393] dhcp4 (wlp3s0): option expiry               => '1608490414'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7393] dhcp4 (wlp3s0): option host_name            => 'M4700Seb'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7393] dhcp4 (wlp3s0): option ip_address           => '192.168.0.110'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7394] dhcp4 (wlp3s0): option requested_broadcast_address => '1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7394] dhcp4 (wlp3s0): option requested_domain_name => '1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7394] dhcp4 (wlp3s0): option requested_domain_name_servers => '1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7394] dhcp4 (wlp3s0): option requested_domain_search => '1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7394] dhcp4 (wlp3s0): option requested_host_name  => '1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7395] dhcp4 (wlp3s0): option requested_interface_mtu => '1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7395] dhcp4 (wlp3s0): option requested_ms_classless_static_routes => '1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7395] dhcp4 (wlp3s0): option requested_nis_domain => '1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7395] dhcp4 (wlp3s0): option requested_nis_servers => '1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7396] dhcp4 (wlp3s0): option requested_ntp_servers => '1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7396] dhcp4 (wlp3s0): option requested_rfc3442_classless_static_routes => '1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7396] dhcp4 (wlp3s0): option requested_root_path  => '1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7397] dhcp4 (wlp3s0): option requested_routers    => '1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7397] dhcp4 (wlp3s0): option requested_static_routes => '1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7397] dhcp4 (wlp3s0): option requested_subnet_mask => '1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7398] dhcp4 (wlp3s0): option requested_time_offset => '1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7398] dhcp4 (wlp3s0): option requested_wpad       => '1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7398] dhcp4 (wlp3s0): option routers              => '192.168.0.1'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7398] dhcp4 (wlp3s0): option subnet_mask          => '255.255.255.0'
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7399] dhcp4 (wlp3s0): state changed unknown -> bound
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7425] device (wlp3s0): state change: ip-config -> ip-check (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7639] device (wlp3s0): state change: ip-check -> secondaries (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7642] device (wlp3s0): state change: secondaries -> activated (reason 'none', sys-iface-state: 'managed')
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7647] manager: NetworkManager state is now CONNECTED_LOCAL
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7665] manager: NetworkManager state is now CONNECTED_SITE
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7666] policy: set 'MonWiFi_CA' (wlp3s0) as default for IPv4 routing and DNS
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7672] device (wlp3s0): Activation: successful, device activated.
13/12/2020 13:53	NetworkManager	<info>  [1607885614.7678] manager: NetworkManager state is now CONNECTED_GLOBAL
13/12/2020 13:53	NetworkManager	<info>  [1607885614.8195] audit: op="statistics" arg="refresh-rate-ms" pid=5689 uid=1000 result="success"
13/12/2020 13:53	NetworkManager	<info>  [1607885616.2728] dhcp6 (wlp3s0): activation: beginning transaction (timeout in 45 seconds)
13/12/2020 13:54	NetworkManager	<info>  [1607885640.2027] audit: op="statistics" arg="refresh-rate-ms" pid=5689 uid=1000 result="success"
13/12/2020 13:54	NetworkManager	<warn>  [1607885661.0305] dhcp6 (wlp3s0): request timed out
13/12/2020 13:54	NetworkManager	<info>  [1607885661.0306] dhcp6 (wlp3s0): state changed unknown -> timeout

Log du "wpa_supplicant":

13/12/2020 13:39	wpa_supplicant	dbus: fill_dict_with_properties dbus_interface=fi.w1.wpa_supplicant1.Interface.P2PDevice dbus_property=P2PDeviceConfig getter failed
13/12/2020 13:47	wpa_supplicant	wlp3s0: Trying to associate with 84:0b:7c:2d:AB:CD (SSID='MonWiFi_CA' freq=2462 MHz)
13/12/2020 13:47	wpa_supplicant	wlp3s0: Associated with 84:0b:7c:2d:AB:CD
13/12/2020 13:47	wpa_supplicant	wlp3s0: CTRL-EVENT-SUBNET-STATUS-UPDATE status=0
13/12/2020 13:47	wpa_supplicant	wlp3s0: CTRL-EVENT-REGDOM-CHANGE init=COUNTRY_IE type=COUNTRY alpha2=US
13/12/2020 13:47	wpa_supplicant	wlp3s0: WPA: Key negotiation completed with 84:0b:7c:2d:AB:CD [PTK=CCMP GTK=CCMP]
13/12/2020 13:47	wpa_supplicant	wlp3s0: CTRL-EVENT-CONNECTED - Connection to 84:0b:7c:2d:AB:CD completed [id=0 id_str=]
13/12/2020 13:47	wpa_supplicant	bgscan simple: Failed to enable signal strength monitoring
13/12/2020 13:49	wpa_supplicant	wlp3s0: CTRL-EVENT-DISCONNECTED bssid=84:0b:7c:2d:AB:CD reason=3 locally_generated=1
13/12/2020 13:49	wpa_supplicant	nl80211: Was expecting local disconnect but got another disconnect event first
13/12/2020 13:49	wpa_supplicant	wlp3s0: CTRL-EVENT-REGDOM-CHANGE init=CORE type=WORLD
13/12/2020 13:49	wpa_supplicant	wlp3s0: CTRL-EVENT-REGDOM-CHANGE init=USER type=COUNTRY alpha2=CA
13/12/2020 13:49	wpa_supplicant	nl80211: deinit ifname=wlp3s0 disabled_11b_rates=0
13/12/2020 13:52	wpa_supplicant	dbus: fill_dict_with_properties dbus_interface=fi.w1.wpa_supplicant1.Interface.P2PDevice dbus_property=P2PDeviceConfig getter failed
13/12/2020 13:53	wpa_supplicant	wlp3s0: Trying to associate with 84:0b:7c:2d:AB:CD (SSID='MonWiFi_CA' freq=2462 MHz)
13/12/2020 13:53	wpa_supplicant	wlp3s0: Associated with 84:0b:7c:2d:AB:CD
13/12/2020 13:53	wpa_supplicant	wlp3s0: CTRL-EVENT-SUBNET-STATUS-UPDATE status=0
13/12/2020 13:53	wpa_supplicant	wlp3s0: CTRL-EVENT-REGDOM-CHANGE init=COUNTRY_IE type=COUNTRY alpha2=US
13/12/2020 13:53	wpa_supplicant	wlp3s0: WPA: Key negotiation completed with 84:0b:7c:2d:AB:CD [PTK=CCMP GTK=CCMP]
13/12/2020 13:53	wpa_supplicant	wlp3s0: CTRL-EVENT-CONNECTED - Connection to 84:0b:7c:2d:AB:CD completed [id=0 id_str=]
13/12/2020 13:53	wpa_supplicant	bgscan simple: Failed to enable signal strength monitoring

Ce qui m'interpelle sont les lignes :

13/12/2020 13:39	wpa_supplicant	dbus: fill_dict_with_properties dbus_interface=fi.w1.wpa_supplicant1.Interface.P2PDevice dbus_property=P2PDeviceConfig getter failed
13/12/2020 13:52	wpa_supplicant	dbus: fill_dict_with_properties dbus_interface=fi.w1.wpa_supplicant1.Interface.P2PDevice dbus_property=P2PDeviceConfig getter failed

qui correspondent au moment où il devrait y avoir la reconnexion automatique, est-ce une piste ?

J'ai aussi remarqué ce message qui est posté toutes les 2-3 secondes dès qu'une connexion WiFi est établi

13/12/2020 13:47	systemd-resolved	Server returned error NXDOMAIN, mitigating potential DNS violation DVE-2018-0001, retrying transaction with reduced feature level UDP.

Merci, pour toute suggestion afin de régler la reconnexion automatique,
Seb

Hors ligne

#19 Le 14/04/2021, à 23:25

Pom_Pom_Seb

Re : Résolu - WiFi instable/inutilisable Kubuntu 20.04.1 LTS

Résolu, j'ai changé la carte WiFi et plus de problème, quand même très bizarre que les problèmes sont intervenus après le passage à Kubuntu 20.04 LTS.
Donc la Broadcom BCM94313HMG2L a été remplacé par une Intel 7260 HMW.

Bonus, j'ai le Bluetooth intégré de la carte Intel qui marche nativement, j'ai retiré la carte Bluetooth Dell...

Seb

Hors ligne